If you control a creature that has more than one of the listed types (for example, Daggerfang Duo, which is a Rat Squirrel), it's only counted once for Swarmyard Massacre
in the case of Nintendo going after fan artists, believe it or not they would lose a lot more in company goodwill than they would ever gain from shutting down fan artists.
Export shops with quality control procedures offer the strongest protection
With a Conjurers Closet in play, for example, you can blink the counter right off every time
Rule A above sometimes causes us headaches alongside this rule because the split between creatures and non-creatures varies between colors
That's why, when we brainstormed topic ideas for Magic Online Week, I jumped at the chance to go back to my Magic -writing roots and bring you an article on Limited strategy: Cube style